# WP18 — pinned Python dependencies (Python 3.14; venv .venv). Phase 2 benchmark + Phase 3 numerical model. numpy==2.5.4 scipy==1.18.1 pytest==9.1.1 pandas==3.0.6 matplotlib==3.11.2 PyYAML==6.0.3 numba==0.68.0 llvmlite==0.50.0